AOC G4 27G42E/75 27″ 200Hz Monitor

27 inch · 1920 x 1080 · 200 Hz · IPS

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Screen size 27 inch
Resolution 1920 x 1080
Refresh rate 200 Hz
Panel IPS
Response time 1 ms

AOC G4 27G42E/75 27″ 200Hz Monitor is a 27-inch monitor with 1920 x 1080 resolution, a 200 Hz refresh rate and IPS panel. The high refresh rate makes fast games look smoother. It came out in 2025.

Released: 2025-10-30

Specifications

Key specs

Screen size: 27 inch
Resolution: 1920 x 1080
Refresh rate: 200 Hz
Panel: IPS
Response time: 1 ms
Released: 2025-10-30
Part number: 27G42E/75
EAN / UPC: 6973985232268

Display

Display diagonal: 68.6 cm (27")
Display resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LED
Panel type: IPS
LED backlight: Yes
Backlight type: W-LED
Display brightness (typical): 300 cd/m²
Response time: 1 ms
Response time measurement type: GTG (Gray to Gray)
Response time (MPRT): 0.3 ms
Anti-glare screen: Yes
Screen shape: Flat
Contrast ratio (typical): 1000:1
Contrast ratio (dynamic): 80000000:1
Maximum refresh rate: 200 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Pixel pitch: 0.3108 x 0.3108 mm
Pixel density: 81.59 ppi
Digital horizontal frequency: 30 - 200 kHz
Digital vertical frequency: 48 - 180 Hz
Display diagonal (metric): 68.6 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: High Dynamic Range 10 (HDR10)
Surface hardness: 3H
sRGB coverage (typical): 128.2%
Adobe RGB coverage: 91.7%
DCI-P3 coverage: 94%

Performance

NVIDIA G-SYNC: Yes
NVIDIA G-SYNC type: G-SYNC Compatible
AMD FreeSync refresh rate range: 48 - 180 Hz
Flicker-free technology: Yes
Low Blue Light technology: Yes

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Design

Market positioning: Gaming
Product colour: Black, Red
Frameless design: Yes
Front bezel colour: Black
Detachable stand: Yes

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 1
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort version: 1.4
Headphone out: Yes
Headphone outputs: 1
Headphone connectivity: 3.5 mm
HDCP: Yes
HDCP version: 2.2

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Cable lock slot: Yes
Cable lock slot type: Kensington
Tilt adjustment: Yes
Tilt angle range: -3 - 21°
On Screen Display (OSD): Yes
On Screen Display (OSD) languages: Simplified Chinese, Traditional Chinese, Czech, Dutch, English, Finnish, French, German, Italian, Japanese, Korean, Croatian, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Ukrainian
Number of OSD languages: 19
LED indicators: Yes

Power

Energy efficiency class (SDR): E
Power consumption (typical): 22 W
Power consumption (standby): 0.5 W
Power consumption (off): 0.3 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Power supply type: Internal

Weight & dimensions

Width (with stand): 613.9 mm
Depth (with stand): 197.6 mm
Height (with stand): 449.7 mm
Weight (with stand): 3.83 kg
Width (without stand): 366.3 mm
Depth (without stand): 51.2 mm
Height (without stand): 366.3 mm
Weight (without stand): 3.44 kg

Other features

Brand specific technologies: Crosshair
Low input lag: Yes
FPS counter: Yes
Dial point: Yes
Shadow control: Yes
Motion blur reduction: Yes
Local dimming: Yes
Warranty period: 3 year(s)
Compliance certificates: CE
Certification: CB,FCC

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About this product

27" Fast IPS Gaming Monitor Only for the true valiant! 27G42E is a 27 inch gaming monitor made with Fast IPS panel, equipped with G-Sync Compatible technology, guaranteeing you true 0.3ms MPRT response times and 200Hz refresh rate. The HDR10 feature and super color technology captivate visual quality, raise your gaming performance to the next level!

User manual (PDF)

27G42E/75 vs similar monitors

	AOC G4 27G42E/75 27″ 200Hz Monitor	Samsung LS27HG302EEXXY 27″ 200Hz Monitor	LG 27G523B-B 27″ 200Hz Monitor	LG UltraGear G5 27G523B-B, 27" Full-HD IPS, 200Hz
Screen size	27 inch	27 inch	27 inch	27 inch
Resolution	1920 x 1080	1920 x 1080	1920 x 1080	1920 x 1080
Refresh rate	200 Hz	200 Hz	200 Hz	200 Hz
Panel	IPS	IPS	IPS	IPS
Response time	1 ms	1 ms	1 ms	1 ms
Released	2025	2026	2026	2026